Cleanup duplicate call (#522)

Luke aka SwissalpS

2019-12-25 76a39e71b9f81531e14efd7ec1b0accfefa0fa66

 technic/machines/MV/solar_array.lua

@@ -4,7 +4,7 @@
   recipe = {
      {'technic:solar_array_lv',     'technic:solar_array_lv', 'technic:solar_array_lv'},
      {'technic:carbon_steel_ingot', 'technic:mv_transformer', 'technic:carbon_steel_ingot'},
      {'',                           'technic:mv_cable0',      ''},
      {'',                           'technic:mv_cable',       ''},
   }
})